Blood is composed of red blood cells, white blood cells, platelets and plasma.
Each cardiac contraction create a wave in the arteries that can be perceived with the finger
Everyone talks about cholesterol, the good one and the bad one that causes clogging of the arteries, but very few people know the vital role of cholesterol in the human body.
The platelets are small particles found in the blood.
« Doctor, my legs are swollen! » It is not rare that we hear this sentence. There are different levels of swelling. Most people who work standing all day can see the linings of their socks on their skin when they take them off in the evening.
The majority of chest pains often remain without identifiable causes. We must make sure that the heart is not the source of this pain. If you have thoracic discomfort, and it worries you, speak to a doctor.
The circulatory system is about to take place a few days after fertilization of the egg by the spermatozoon.
Vasovagal syncope is part of the so-called reflex syncope family. It is by far the most common of all syncope. It is estimated that 1 in 4 people will have at least one episode of vasovagal syncope in their life. Most of the time, standing for a long period...
CAROTID SINUS SYNDROME
Syncope du to carotid sinus syndrome is a syncope secondary to appropriate or inappropriate stimulation of blood pressure sensors in the arteries of the neck, the carotid arteries.
THE SITUATIONAL SYNCOPE
As the name suggests, this type of syncope is related to a situationas intestinal stimulation (bowel movements), urination, coughing, sneezing, post physical activity, etc.
Orthostatic syncope occurs when there is a decrease in pressure when a person goes from lying down to an upright position. During this change of position, the effect of gravity causes the blood in the veins remains in the legs, causing a drop in pressure.
Cardiac syncope, as the name suggests, can be a consequence to a heart disease. Normally, this type syncope is due to a heartbeat disorder. A natural pacemaker and the cell circuits act as electrical wires controlling the heart rate. When this pacemaker or these wires are affected, the heart beats too slowly...
DEVELOPMENT OF THE VENTRICULES AND LARGES ARTERIAL VESSELS
On the 22nd day of the embryo’s development, the cardiac tube forms constrictions and enlargements, called curvatures. These are the very primitive structures of the heart to come.
The cardiovascular system is the first system to begin functioning in the embryo. The cells programmed to form the heart are placed at the very end of the embryo, in front of the structures that will become the head and the brain.
“Doctor, I'm always out of breath!” Short breath... a symptom not always easy to describe and to find “THE” cause! Shortness of breath is a subjective symptom. In other words, you can feel it, but it cannot be measured.
FATIGUE SECONDARY TO HEART DISEASE
Heart fatigue most often accompanies a chronic heart condition. It is rarely the first symptom of a recent heart problem, but it usually shows up in some cases when the breath starts to be short.
UNDERSTANDING THE CHOLESTEROL SCREENING
Today, knowing the good and bad cholesterol rates in your blood is crucial to help prevent cardiovascular events such as myocardial infarctions and strokes (cerebrovascular accidents), for example.
SYNCOPE OR LOSS OF CONSCIOUSNESS
Syncope, fainting or loss of consciousness is transient fainting due to decreased blood flow towards the brain.